Daily Archives: April 14, 2014


Accuracy and precision are two important concepts in science. Both terms apply to any experimental measurement you make. But what do they actually mean? What is the difference between them and which is more important? Accuracy Accuracy is a measure of how close your experimental measurements agree with known values. […]

What Is the Difference Between Accuracy and Precision?   Recently updated !


Crystal Egg 1
Anyone can dye Easter eggs, but you could add crystals to your eggs in about an hour. It’s really easy and produces a beautiful sparkling egg. Plus, you can color the egg at the same time you crystallize it. Use hollowed eggs for decorations or crystallize hard boiled eggs for […]

Make a Crystal Egg


How would you like to see what is on the bottom of the Gulf of Mexico? If you have an internet connection (and obviously, you do) the National Oceanic and Atmospheric Administration (NOAA) is willing to let you look over their shoulders while they work. From April 12 to April […]

Go On A Deep Sea Cruise With NOAA